1 The body produces too much cortisol hormone by itself (known as âendogenousâ Cushingâs syndrome).  A person takes large amounts of steroid medication to treat conditions such as asthma, rheumatoid arthritis or eczema. This is known as âexogenousâ Cushingâs syndrome.
Deficiency. A shortage or insufficiency. The amount by which federal Income Tax due exceeds the amount reported by the taxpayer on his or her return; also, the amount owed by a taxpayer who has not filed a return.
deficiency disease. n. A disease that is caused by a dietary deficiency of specific nutrients, especially a vitamin or mineral, possibly stemming from insufficient intake, digestion, absorption, or utilization of a nutrient.Also called insufficiency disease.olor vision deficiency see color vision deficiency. deficiency disease a condition due to dietary or metabolic deficiency, including all diseases caused by an insufficient supply of essential nutrients.